Instructions:Fill in the blanks with suitable words.
1. Oil ..................... in oceans and seas can cause water pollution and endangers ......................... life.
2. Open-burning destroy most of wildlife ...............................; the shelter of the wildlife.
3. Some animals are ............................ as food source and some are hunted for other purposes.
4. ................................. such as building housing estates and highways destroys natural habitat.
5. The decreasing number of wildlife is also caused by natural ........................... like volcanic eruption.
6. Some endangered wildlife will ......................... if there is nothing to be done to preserve them.
7. Divers are not allowed to exploit any marine life at ........................ parks.
8. The authority should create more ............................... to help the endangered species to breed.
